2230820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1571}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 4753728

約数和(自身を除く): 2522908

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1571, 3142, 6284, 7855, 15710, 31420, 111541, 223082, 446164, 557705, 1115410, 2230820]

約数ペア:

[(1, 2230820), (2, 1115410), (4, 557705), (5, 446164), (10, 223082), (20, 111541), (71, 31420), (142, 15710), (284, 7855), (355, 6284), (710, 3142), (1420, 1571)]